Survey of Bio Final Exam

A cell membrane is selectively permeable. What does that mean?

Cells carefully control what substances get in and out of the membrane.

In what step in cellular respiration if carbon dioxide made?

Citric acid cycle only

What is a vitamin?

An organic nutrient

I have my gall bladder removed. What kind of food will I have trouble digesting?

Fats

In what step of cellular respiration is glucose made?

none

C6H12O6 loses electrons to become CO2. What process is this?

oxidation

The main site of food absorption in the human digestive system is the?

small intestines

What body system is not involved in cellular respiration?

urinary system

Which below is an example of an autoimmune disease?

Lupus

What kind of digestion occurs in the mouth and the stomach?

Mechanical and Chemical Digestion

What organelle is responsible for making tons of ATP

Mitochondria

Which below is true about negative feedback?

Negative feedback brings a level back to normal.

what is not an accessory organ? Pharynx, liver, gall bladder, or pancreas?

Pharynx

Most of the absorption takes place in the

Small in intestines

X is a made up molecule that is small and can pass through cell membranes. I have a cell that contains 15% solution X. I place it a jar of 5% X. What process will the cell use to move X from the water in the jar into the cell?

active transport

A molecule that stimulates an immune-system reaction by B cells and T cells is termed a(n)

antigen